Streamlight Power Failure LiteBox High-intensity halogen bi-pin bulb available in 8 watt and 20 watt spot and flood. Xenon dual filament 8 watt safety bulb features instant backup beam Candlepower: Peak Beam Cp Bulb Lumens Bi-pin bulb (typical) 8 watt flood = 1,500 150 20 watt flood = 3,000 400 8 watt spot = 80,000 150 20 watt spot = 105,000 400 8 watt spot = 70,000 each 157 Up to 9 hrs. continuous run time per charge depending on bulb type 11.5” (L) x 5.1” (W) x 7” (H) 7.4 lbs. The LiteBox Power Failure model is designed to automatically turn on during a power outage or blackout. The mounting base keeps the unit ready, and fully charged. It can be removed from the base at any time and used as a normal high power flashlight / lantern for 8 continuous hours. For extended power outages, the unit can be recharged from a vehicle using the included DC adapter. This is one of the best emergency preparedness flashlights available for industry, commercial and home use. It is available with a 8 watt spot or flood lamp in orange or beige colors.